<?php 
header('Content-Type: text/html; charset=utf-8');
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
//Már modosították
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
//HTTP/1.0
header("Pragma: no-cache"); 
//proxy	
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
?>
<?php echo $this->layout()->content; ?>